<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>Document</title>
  </head>
  <body>
    <!-- <button onclick="alert('hello world')">点我</button> -->
    <button>点我2</button>
    <!-- <script>
      document.querySelector("button").onclick = () => {
        alert("hello itheima");
      };
    </script> -->
    <script src="./scripts/test.js"></script>
  </body>
</html>
